Finding the Fourth Proportional to 130,237.92, 195,372.68 and 36,743.67
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Solution
The fourth proportional to 130,237.92, 195,372.68 and 36,743.67 is: 55,119.96
Step by Step Solution
- Step 1: Write the proportion equation
130,237.92 : 195,372.68 = 36,743.67 : x - Step 2: Convert to fraction form
130,237.92/195,372.68 = 36,743.67/x - Step 3: Cross multiply
130,237.92x = 195,372.68 × 36,743.67 - Step 4: Simplify right side
130,237.92x = 7,178,709,097.22 - Step 5: Solve for x
x = 7,178,709,097.22/130,237.92 - Step 6: Final answer
x = 55,119.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.